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Refusing to burn if foreseeable size exceeds media capacity

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This commit is contained in:
Thomas Schmitt 2011-01-09 13:59:19 +00:00
parent 0b25a4d258
commit 0a3b34d9c1
3 changed files with 33 additions and 14 deletions
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5
cdrskin/cdrskin.1
View File

@ -2,7 +2,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH CDRSKIN 1 "Aug 21, 2010"
.TH CDRSKIN 1 "Jan 09, 2011"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -554,6 +554,9 @@ which appear to be in the desired blank or format state already.
This option enables a burn run with option -dummy even if libburn believes
that drive and media will not simulate the write mode but will write for real.
.br
It enables a burn run where cdrskin expects to exceed the available media
capacity.
.br
.B Caution:
Use this only when in urgent need.
.TP

28
cdrskin/cdrskin.c
View File

@ -1,6 +1,6 @@
/*
cdrskin.c , Copyright 2006-2010 Thomas Schmitt <scdbackup@gmx.net>
cdrskin.c , Copyright 2006-2011 Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
A cdrecord compatible command line interface for libburn.
@ -7081,6 +7081,10 @@ int Cdrskin_burn(struct CdrskiN *skin, int flag)
double put_counter, get_counter, empty_counter, full_counter;
int total_min_fill, fifo_percent;
#endif
#ifdef Cdrskin_libburn_has_get_spacE
off_t free_space;
char msg[80];
#endif
if(skin->tell_media_space)
doing= "estimating";
@ -7324,17 +7328,12 @@ burn_failed:;
/* write capacity estimation and return without actual burning */
#ifdef Cdrskin_libburn_has_get_spacE
{
off_t free_space;
char msg[80];
free_space= burn_disc_available_space(drive,o);
sprintf(msg,"%d\n",(int) (free_space/(off_t) 2048));
if(skin->preskin->result_fd>=0) {
write(skin->preskin->result_fd,msg,strlen(msg));
} else
printf("%s",msg);
}
#endif /* Cdrskin_libburn_has_get_spacE */
if(skin->track_counter>0)
@ -7344,6 +7343,23 @@ burn_failed:;
{ret= 1; goto ex;}
}
#ifdef Cdrskin_libburn_has_get_spacE
if(skin->fixed_size > 0 && !skin->force_is_set) {
free_space= burn_disc_available_space(drive,o);
if(skin->fixed_size > free_space && free_space > 0) {
fprintf(stderr,
"cdrskin: FATAL : predicted session size %lus does not fit on media (%lus)\n",
(unsigned long) ((skin->fixed_size + 2047.0) / 2048.0),
(unsigned long) ((free_space + 2047) / 2048));
ClN(fprintf(stderr,
"cdrskin: HINT : This test may be disabled by option -force\n");)
{ret= 0; goto ex;}
}
}
#endif /* Cdrskin_libburn_has_get_spacE */
Cdrskin_adjust_speed(skin,0);
#ifndef Cdrskin_extra_leaN

2
cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2011.01.03.195125"
#define Cdrskin_timestamP "2011.01.09.135915"